Hawaii- Big Island of Hawaii                    
Cochise College         

Virtual Geology Field Trips
Geology Home Page

Roger Weller, geology instructor   

wellerr@cochise.edu   copyright 2017-R.Weller

vesicular basalt with olivine-A
black sand beach near Hilo, Hawaii
The olivine crystals in basalt fro Hawaii are much smaller than those from
the San Carlos Indian Reservation in Arizona.

basalt-olivine                                                                                                                                       0058

Photo is copyright free for non-commercial educational uses. 
Just credit photo to Roger Weller/Cochise College.